Row Group Descriptions are downloaded from the "*.json" files located in the "\StringGroups".folder. Each file loads an array of descriptions, the file can contain one or more descriptions.
String groups are used as a source of pseudo-random lines, for example, in messages (more about Message Descriptions), returning one of the lines in the list when accessed.
Description structure
{
"Name": "ExampleTextGroup", "Strings": [ "ExampeText1, "ExampeText2" ],
} Name - the unique name of the string group, by which it can be referenced.
Strings - the array of names of the keys of the variants of lines.